% $Id: grph4.tex 203 2009-04-20 01:20:13Z jsibert $
%
% Author: David Fournier
% Copyright (c) 2008 Regents of the University of California
%

\beginpicture
  \setcoordinatesystem units <.3in,.2in>
  \setplotarea x from -5 to 5, y from 0 to 6.5
  \plotheading{Figure \number\mychapno.1}
  \axis bottom % shiftedto y=-150 
    ticks numbered from -4 to 4 by 1 /
 \axis left ticks numbered from 0 to 6 by 1 /
 \setquadratic
 \plot  "exam7.tex"
\endpicture
% \put{least squares} at 8.5 2.5
%  \setdashpattern <4pt,3pt>
% \plot 1  1.88  7.5 5.91 / % cutoff=0.3
% \put{$\alpha=0.3$} at 8.3 5.91
%  \setdashpattern <2pt,4pt>
% \plot 1 4.22 7.5  1.86 / % cutoff=0.6 slope=.80
% \put{$\alpha=0.7$} at 8.0  1.5
%  \setdashpattern <4pt,3pt,1pt,2pt>
% \plot 1  1.03  6.5  6.4 / %least squares  slope=.63
% \put{$\alpha=0.1$} at 7.5  6.4
